If we have a wedged GPU that we need to recover, but fail, add a taint
for CI to pickup and schedule a reboot.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>
Cc: Petri Latvala <petri.latvala@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_reset.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c
index e189897e8797..bc1b51349438 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -872,8 +872,14 @@ static bool __intel_gt_unset_wedged(struct intel_gt *gt)
ok = !HAS_EXECLISTS(gt->i915); /* XXX better agnosticism desired */
if (!INTEL_INFO(gt->i915)->gpu_reset_clobbers_display)
ok = __intel_gt_reset(gt, ALL_ENGINES) == 0;
- if (!ok)
+ if (!ok) {
+ /*
+ * Warn CI about the unrecoverable wedged condition.
+ * Time for a reboot.
+ */
+ add_taint_for_CI(TAINT_WARN);
return false;
+ }
/*
* Undo nop_submit_request. We prevent all new i915 requests from
--
2.23.0
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